JP2015033847A - Organized resin production device and method for producing organized resin - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an organized resin production device capable of differentiating the thickness or density of a filamentous molten resin made to flow from resin pools and capable of forming organized resins in which at least any of hardness, density and form is partially differentiated, and further, to provide an organized resin production device capable of easily differentiating the thickness or density of the molten resin or differentiating the hardness of the organized resin, the size of mesh or the form thereof.SOLUTION: Provided is an organized resin production device at least including a first pool chamber 34A and a second pool chamber 34B as resin pools 30, and in which at least any of the size, density, number and arrangement of a hole into which a molten resin is made to flow in a filamentous shape is differentiated between the first pool chamber 34A and the second pool chamber 34B.

Description

  The present invention relates to a knitted resin manufacturing apparatus and a knitted resin manufacturing method that can be used for agricultural materials, building materials, civil engineering materials, household goods, vehicle-mounted materials, cushion materials, or heat insulating materials.

As a knitted resin manufacturing apparatus, for example, apparatuses shown in Patent Document 1 and Patent Document 2 have been proposed.
In Patent Document 2, rolls partially submerged are opposed to each other, and the knitted resin is formed by making the interval between the opposed rolls narrower than the width of the aggregate of the filamentous molten resin.
For example, a knitted resin having a quadrilateral cross section is formed by forming a quadrilateral in a direction perpendicular to the extrusion direction with two pairs of rolls. Further, the density of the surface is increased by pressing the roller at this time.

JP 2002-61059 A JP 2002-88631 A

In the apparatus proposed in Patent Document 2, since the shape of the knitted resin is made by pressing with a roller, for example, the cross section cannot have a circular shape.
Moreover, although the surface density is said to be higher than the inner peripheral portion by pressing the roller, it is extremely difficult to adjust the density.

  Therefore, the present invention can produce a knitted resin capable of varying the thickness and density of the thread-like molten resin flowing down from the resin pool and forming a knitted resin partially different in at least one of hardness, density, and form. The present invention provides an apparatus, and further provides a method for producing a knitted resin that can easily vary the thickness or density of the molten resin, or can vary the hardness, mesh size, or form of the knitted resin. For the purpose.

An apparatus for producing a knitted resin according to a first aspect of the present invention includes an extruder for extruding molten resin, and receiving the molten resin extruded from the extruder and causing the molten resin to flow down into a string from a number of holes on the bottom surface. A knitted resin manufacturing apparatus comprising a resin pool and a cooling water tank for storing cooling water, and forming a knitted resin by cooling the thread-shaped molten resin flowing down from the resin pool with the cooling water, wherein the resin pool is at least A first pool chamber, a second pool chamber, and at least one of the diameter, density, number, and arrangement of the holes through which the molten resin flows down in the form of a thread; It is different from the second pool room.
According to a second aspect of the present invention, in the knitted resin manufacturing apparatus according to the first aspect, the first pool chamber and the second pool chamber are formed by partitioning the resin pool with a partition plate. It is characterized by that.
According to a third aspect of the present invention, in the knitted resin manufacturing apparatus according to the first or second aspect, the first extruder is disposed in the first pool chamber, and the second pool chamber is provided. The second extruder is disposed, and the first molten resin extruded from the first extruder and the second molten resin extruded from the second extruder are different components. It is characterized by.
According to a fourth aspect of the present invention, in the knitted resin manufacturing apparatus according to any one of the first to third aspects, the temperature of the first pool chamber and the second pool chamber are separately adjusted. It is possible to do.
According to a fifth aspect of the present invention, in the knitted resin manufacturing apparatus according to any one of the first to fourth aspects, a resin pool moving means for changing the height of the resin pool is provided. .
According to a sixth aspect of the present invention, in the knitted resin manufacturing apparatus according to any one of the first to fifth aspects, a discharge hole plate is disposed on a bottom surface of the resin pool, and the melt is formed on the discharge hole plate. It is characterized in that a large number of holes through which resin flows down in the form of threads are formed.
A seventh aspect of the present invention is the knitted resin manufacturing apparatus according to any one of the first to sixth aspects, further comprising a water surface vibration imparting means for imparting vibration to the cooling water tank.
The invention according to claim 8 is the knitting resin manufacturing apparatus according to any one of claims 1 to 7, wherein the knitted resin formed by cooling the filamentary molten resin in the cooling water tank is hooked. And a speed changing means for changing the rotational speed of the rotating roller.
According to a ninth aspect of the present invention, in the knitted resin manufacturing apparatus according to the eighth aspect of the present invention, as the rotary roller, the first rotary roller that pulls the knitted resin downward, and the lifting of the knitted resin is suppressed. And a second rotating roller for moving the knitting resin from one of the cooling water tanks to the other.
A tenth aspect of the present invention is the knitted resin manufacturing apparatus according to any one of the first to ninth aspects, further comprising a water surface changing means for changing a water surface height of the cooling water in the cooling water tank. It is characterized by that.
An apparatus for producing a knitted resin according to an eleventh aspect of the present invention is an extruder for extruding molten resin, and receives the molten resin extruded from the extruder and causes the molten resin to flow down into a string from a number of holes on the bottom surface. A knitted resin manufacturing apparatus comprising a resin pool and a cooling water tank for storing cooling water, wherein the knitted resin is formed into a knitted resin by cooling the thread-shaped molten resin flowing down from the resin pool with the cooling water to form the knitted resin. At least one of the diameter, density, and number per unit area of the holes flowing down is different between the outer peripheral portion of the resin pool and the inner peripheral portion of the resin pool.
An apparatus for producing a knitted resin according to a twelfth aspect of the present invention includes an extruder for extruding a molten resin, and receiving the molten resin extruded from the extruder and causing the molten resin to flow down into a string from a number of holes on the bottom surface. A knitted resin manufacturing apparatus comprising a resin pool and a cooling water tank for storing cooling water, and forming a knitted resin by cooling the thread-shaped molten resin flowing down from the resin pool with the cooling water, wherein the resin pool , At least the first extruder and the second extruder are arranged.
According to a thirteenth aspect of the present invention, in the knitted resin manufacturing apparatus according to the twelfth aspect of the present invention, a first pool chamber and a second pool chamber are formed by partitioning the resin pool with a partition plate, The first extruder is disposed in the first pool chamber, and the second extruder is disposed in the second pool chamber.
According to a fourteenth aspect of the present invention, in the knitted resin manufacturing apparatus according to the thirteenth aspect, the first molten resin extruded from the first extruder and the second extruded from the second extruder. The molten resin is a different component.
The apparatus for producing a knitted resin of the present invention according to claim 15 is an extruder for extruding molten resin, and receives the molten resin extruded from the extruder and causes the molten resin to flow down into a string from a number of holes on the bottom surface. A knitted resin manufacturing apparatus comprising a resin pool and a cooling water tank for storing cooling water, wherein the knitted resin is formed into a knitted resin by cooling the thread-shaped molten resin flowing down from the resin pool with the cooling water to form the knitted resin. At least one of the diameter, density, and number per unit area of the holes flowing down is different between one of the resin pools and the other of the resin pools.
According to a sixteenth aspect of the present invention, in the knitted resin manufacturing apparatus according to any one of the first to fifteenth aspects, the hard-to-attach guider that receives the thread-shaped molten resin flowing down from the resin pool and guides it to the cooling water. And the hard-to-attach guider has an opening and an inclined part formed around the opening, and a part of the molten molten resin reaches the inclined part and then cools from the opening. The remaining filamentous molten resin is guided to the water tank and is guided to the cooling water tank from the opening without reaching the inclined portion.
According to a seventeenth aspect of the present invention, there is provided the knitted resin manufacturing apparatus according to the sixteenth aspect, further comprising a hard-to-attach guider moving means for changing a position of the hard-to-attach guider.
The present invention according to claim 18 is characterized in that, in the knitted resin manufacturing apparatus according to claim 16 or 17, the height of the hard-to-attach guider is changed by the hard-to-attach guider moving means.
According to a nineteenth aspect of the present invention, there is provided the knitted resin manufacturing apparatus according to any one of the sixteenth to eighteenth aspects, further comprising a guider vibration imparting unit that imparts vibration to the difficult-to-attach guider.
A knitting resin manufacturing method according to a twentieth aspect of the present invention is a knitting resin manufacturing method using the knitting resin manufacturing apparatus according to any one of claims 1 to 19, wherein the resin pool includes: It has at least the first resin pool and the second resin pool, and the first resin pool and the second resin pool have a diameter, a density, and a density of the holes through which the molten resin flows down in a string shape, At least one of the number and the arrangement is different, and by attaching the second resin pool instead of the first resin pool, at least one of the thickness and density of the filamentous molten resin is changed, It is characterized in that at least one of the hardness, the mesh size, and the shape of the knitted resin is made different.
A knitting resin manufacturing method according to a twenty-first aspect of the present invention is a knitting resin manufacturing method using the knitting resin manufacturing apparatus according to any one of the first to nineteenth aspects, wherein the molten resin is thread-like. The diameter, density, number, and arrangement of the holes flowing down are different in at least one of the arrangement, and by replacing the discharge hole plate, the thickness and density of the thread-like molten resin can be changed. It is characterized in that at least one of them is made different and at least one of the hardness, mesh size, or form of the knitted resin is made different.
A knitting resin manufacturing method according to a twenty-second aspect of the present invention is a knitting resin manufacturing method using the knitting resin manufacturing apparatus according to any one of the first to nineteenth aspects. , Having at least the first hard-to-wear guider and the second hard-to-wear guider, wherein the first hard-to-wear guider and the second hard-to-wear guider are the size or shape of the opening, or The inclination angle or shape of the inclined portion is different, and the thickness or density of the thread-shaped molten resin or the hardness of the knitted resin is obtained by attaching the second difficult-to-attach guider instead of the first difficult-to-attach guider. The size or form of the mesh is made different.
A knitted resin manufacturing method according to a twenty-third aspect of the present invention includes an extrusion step of extruding a molten resin from an extruder, receiving the molten resin extruded from the extruder in a resin pool, and a large number of bottom surfaces of the resin pool. A knitted resin manufacturing method comprising: a thread-like process for causing the molten resin to flow down from a hole of the resin; and a molding process for guiding the thread-like molten resin flowing down from the resin pool to cooling water, wherein the resin pool is at least a first It has a pool room and a second pool room, and the molten resin led to the first pool room and the molten resin led to the second pool room are different components.
According to a twenty-fourth aspect of the present invention, in the method for producing a knitted resin according to the twenty-third aspect, in the molding step, a part of the filamentous molten resin is led from the opening to the cooling water tank after contacting the difficult-to-attach guider. The remaining filamentous molten resin is guided from the opening to the cooling water tank without contacting the hard-to-attach guider.
According to a 25th aspect of the present invention, in the method for producing a knitted resin according to the 23rd or 24th aspect, the temperature of the first pool chamber and the second pool chamber are adjusted separately. It is characterized by.
According to a twenty-sixth aspect of the present invention, in the knitted resin manufacturing method according to any one of the twenty-third to twenty-fifth aspects, the height of the resin pool is changed.
According to a twenty-seventh aspect of the present invention, in the knitted resin manufacturing method according to any one of the twenty-third to twenty-sixth aspects, the position of the hard-to-attach guider is changed.
According to a twenty-eighth aspect of the present invention, in the knitted resin manufacturing method according to any one of the twenty-third to twenty-seventh aspects, the height of the hard-to-attach guider is changed.
According to a twenty-ninth aspect of the present invention, in the method for producing a knitted resin according to any one of the twenty-third to twenty-eighth aspects, the difficult-to-attach guider is vibrated.
According to a thirty-third aspect of the present invention, in the method for producing a knitted resin according to any one of the twenty-third to twenty-ninth aspects, the cooling water tank is vibrated.
The invention according to claim 31 is the method of producing a knitted resin according to any one of claims 23 to 30, wherein a speed at which the knitted resin formed by being cooled in the cooling water tank is caught and pulled is changed. It is characterized by doing.
According to a thirty-second aspect of the present invention, in the method for producing a knitted resin according to any one of the twenty-third to thirty-first aspects, the water surface height of the cooling water in the cooling water tank is changed.

According to the knitted resin manufacturing apparatus of the present invention, the thickness or density of the thread-shaped molten resin flowing down from the resin pool can be varied, and knitted resin having at least one of hardness, density, and form partially different is formed. can do.
According to the manufacturing method of the knitting resin of the present invention, it is possible to easily change the thickness or density of the molten resin, or change the hardness, mesh size, or form of the knitting resin.

The block diagram of the production apparatus of the knitting resin by one Example of this invention The block diagram which shows the Example of the resin pool applicable to the manufacturing apparatus of the same organization resin The block diagram which shows the Example of the difficult-to-wear guider applicable to the manufacturing apparatus of the knitted resin The block diagram which shows the Example of the difficult-to-wear guider applicable to the manufacturing apparatus of the knitted resin The block diagram which shows the Example of the difficult-to-wear guider applicable to the manufacturing apparatus of the knitted resin The conceptual diagram which shows the initial process of the manufacturing method of the knitted resin The conceptual diagram which shows the initial process of the manufacturing method of the knitted resin The conceptual diagram which shows the initial process of the manufacturing method of the knitted resin The conceptual diagram which shows the initial process of the manufacturing method of the knitted resin The block diagram which shows the further another Example of the difficult-to-attach guider applicable to the manufacturing apparatus of knitted resin of this invention.

  The apparatus for producing knitted resin according to the first embodiment of the present invention has at least a first pool chamber and a second pool chamber as a resin pool, and the diameter and density of holes through which the molten resin flows down in the form of threads, At least one of the number and the arrangement is different between the first pool room and the second pool room. According to the present embodiment, the thickness and density of the thread-like molten resin flowing down from the first pool chamber and the thread-like molten resin flowing down from the second pool chamber can be made different, and at least the hardness, density, and form can be changed. One of them can form a knitted resin partially different.

  According to a second embodiment of the present invention, in the knitted resin manufacturing apparatus according to the first embodiment, the resin pool is partitioned by a partition plate so that the first pool chamber and the second pool chamber are separated. Formed. According to the present embodiment, the first pool room and the second pool room can be easily formed, and the size of the first pool room and the second pool room is changed by changing the position of the partition plate. You can also

  According to a third embodiment of the present invention, in the knitted resin manufacturing apparatus according to the first or second embodiment, a first extruder is disposed in the first pool chamber, and the second pool chamber is provided. Has a second extruder, and the first molten resin extruded from the first extruder and the second molten resin extruded from the second extruder have different components. According to the present embodiment, it is possible to form a plurality of layers of knitted resin made of different materials.

  According to a fourth embodiment of the present invention, in the knitted resin manufacturing apparatus according to any one of the first to third embodiments, the first pool chamber and the second pool chamber are separately temperature-controlled. It can be done. According to the present embodiment, since the thickness or density of the molten resin that flows down from the hole at the bottom changes by changing the melting temperature, it is possible to form a plurality of layers of knitted resin having different thicknesses or densities of the molten resin. it can.

  According to a fifth embodiment of the present invention, in the knitted resin manufacturing apparatus according to any one of the first to fourth embodiments, a resin pool moving means for changing the height of the resin pool is provided. According to the present embodiment, the thickness or density of the molten resin changes by changing the distance from the resin pool to the water surface, so the hardness of the molten resin or the mesh size of the knitted resin to be formed is changed. be able to.

  According to a sixth embodiment of the present invention, in the knitted resin manufacturing apparatus according to any one of the first to fifth embodiments, a discharge hole plate is disposed on the bottom surface of the resin pool, and a molten resin is provided on the discharge hole plate. Is formed with a large number of holes that flow down into a string. According to the present embodiment, the diameter, density, number, and arrangement of the holes can be easily changed by replacing the discharge hole plate.

  According to a seventh embodiment of the present invention, in the knitted resin manufacturing apparatus according to any one of the first to sixth embodiments, water surface vibration applying means for applying vibration to the cooling water tank is provided. According to the present embodiment, the water surface vibrates, the strength of adhesion between the filamentous molten resins is increased, and air permeability and elasticity due to random entanglement can be imparted.

  In an eighth embodiment of the present invention, in the knitted resin manufacturing apparatus according to any one of the first to seventh embodiments, the knitted resin formed by cooling the filamentary molten resin in the cooling water tank is caught. A rotating roller for pulling and a speed changing means for changing the rotating speed of the rotating roller are provided. According to the present embodiment, the cooling time of the knitted resin in the cooling water tank can be changed.

  In the ninth embodiment of the present invention, in the knitting resin manufacturing apparatus according to the eighth embodiment, as the rotating roller, a first rotating roller that pulls the knitting resin downward, and cooling while suppressing the lifting of the knitting resin And a second rotating roller that moves the knitting resin from one side of the water tank to the other. According to the present embodiment, the first rotating roller can be drawn into the cooling water, and the second rotating roller can suppress the lifting from the cooling water, thereby reliably cooling the knitting resin.

  A tenth embodiment of the present invention is a knitted resin manufacturing apparatus according to any one of the first to ninth embodiments, further comprising a water surface changing means for changing a water surface height of the cooling water in the cooling water tank. Is. According to the present embodiment, since the thickness or density of the molten resin is changed by changing the distance from the hard-to-attach guider to the water surface, the hardness of the molten resin or the mesh size of the knitted resin to be formed is changed. be able to.

  In an eleventh embodiment of the present invention, at least one of the diameter, density, and number per unit area of the hole through which the molten resin flows down in the form of a thread is determined based on the outer periphery of the resin pool and the inner periphery of the resin pool. It is a different one. According to the present embodiment, the thickness and density of the thread-like molten resin that flows down from the outer peripheral portion of the resin pool and the thread-like molten resin that flows down from the inner peripheral portion of the resin pool can be made different. It is possible to form knitting resins in which at least one of them is partially different.

  In the twelfth embodiment of the present invention, at least a first extruder and a second extruder are arranged in a resin pool. According to this embodiment, for example, in order to obtain a wide and large knitted resin, when the resin pool is wide, the molten resin is guided to the resin pool from a plurality of extruders, so that a uniform thread shape can be obtained from the resin pool. The molten resin can flow down.

  In the knitted resin manufacturing apparatus according to the twelfth embodiment, the thirteenth embodiment of the present invention partitions the resin pool with a partition plate to separate the first pool chamber and the second pool chamber. The first pool chamber is formed, and the first extruder is disposed in the first pool chamber, and the second extruder is disposed in the second pool chamber. According to the present embodiment, the first pool room and the second pool room can be easily formed, and the size of the first pool room and the second pool room is changed by changing the position of the partition plate. You can also

  In a fourteenth embodiment of the present invention, in the knitted resin manufacturing apparatus according to the thirteenth embodiment, the first molten resin extruded from the first extruder and the second molten resin extruded from the second extruder The resin is a different component. According to the present embodiment, it is possible to form a plurality of layers of knitted resin made of different materials.

  In the fifteenth embodiment of the present invention, at least one of the diameter, density, and number per unit area through which the molten resin flows down in a string is different between one of the resin pools and the other of the resin pools. It is According to the present embodiment, the thickness and density of the thread-like molten resin flowing down from one side of the resin pool and the thread-like molten resin flowing down from the other side of the resin pool can be made different, and at least any one of hardness, density, and form Can form partially different knitting resins.

  In a sixteenth embodiment of the present invention, in the knitted resin manufacturing apparatus according to any one of the first to fifteenth embodiments, a difficult-to-attach guider is provided that receives the thread-like molten resin flowing down from the resin pool and guides it to the cooling water. The difficult-to-attach guider has an opening and an inclined part formed around the upper part of the opening, and a part of the molten molten resin is guided to the cooling water tank from the opening after reaching the inclined part. The filamentous molten resin is led from the opening to the cooling water tank without reaching the inclined portion. According to the present embodiment, the molten resin guided from the opening to the cooling water tank after reaching the inclined part has a higher density than the molten resin guided from the opening to the cooling water tank without reaching the inclined part. Therefore, it is possible to form a knitted resin whose outer peripheral portion is dense with respect to the inner peripheral portion.

  The seventeenth embodiment of the present invention is the knitted resin manufacturing apparatus according to the sixteenth embodiment, comprising a hard-to-attach guider moving means for changing the position of the hard-to-wear guider. According to the present embodiment, the number of thread-like molten resins reaching the inclined portion can be changed by changing the position of the difficult-to-attach guider in the front / rear and left / right directions with respect to the resin pool, and the difficulty guider and the resin pool By changing the distance or the distance between the hard-to-attach guider and the water surface, the thickness or density of the molten resin can be changed.

  In the eighteenth embodiment of the present invention, in the knitted resin manufacturing apparatus according to the sixteenth or seventeenth embodiment, the height of the hard-to-attach guider is changed by the hard-to-attach guider moving means. According to the present embodiment, by changing the distance from the resin pool to the difficult-to-attach guider or the distance from the difficult-to-attach guider to the water surface, the thickness or density of the molten resin changes, The hardness or mesh size can be changed.

  In a nineteenth embodiment of the present invention, the knitted resin production apparatus according to any one of the sixteenth to eighteenth embodiments is provided with a guider vibration imparting means for imparting vibration to the hard-to-attach guider. According to this Embodiment, the magnitude | size or density of a mesh can be changed with the magnitude | size of the vibration in a hard-wearing guider.

  The knitted resin manufacturing method according to the twentieth embodiment of the present invention is the knitted resin manufacturing apparatus according to any of the first to nineteenth embodiments, wherein at least the first resin pool and the second resin pool are used as the resin pool. The first resin pool and the second resin pool are at least one of a diameter, a density, a number per unit area, and an arrangement of holes through which the molten resin flows down in a string shape. In contrast, by attaching the second resin pool instead of the first resin pool, at least one of the thickness and density of the filamentous molten resin is made different, and at least one of the form and the hardness of the knitted resin is made different. Is. According to the present embodiment, by replacing the resin pool, the thickness or density of the molten resin can be varied, or the hardness, mesh size, or form of the knitted resin can be varied.

A knitting resin manufacturing method according to a twenty-first embodiment of the present invention is a knitting resin manufacturing apparatus according to any one of the first to nineteenth embodiments, wherein the diameter, density, A plurality of discharge hole plates having different numbers and / or arrangements,
By replacing the discharge hole plate, at least one of the thickness and density of the thread-shaped molten resin is made different, and at least one of the hardness, the mesh size, and the form of the knitted resin is made different. According to the present embodiment, by replacing the discharge hole plate, the thickness or density of the molten resin can be varied, or the hardness, mesh size, or form of the knitted resin can be varied.

  A knitted resin manufacturing method according to a twenty-second embodiment of the present invention is the knitted resin manufacturing apparatus according to any one of the first to nineteenth embodiments. The first difficulty guider and the second difficulty guider are different in the size or shape of the opening, or the inclination angle or shape of the inclined portion, and the first difficulty guider. By attaching the second hard-to-attach guider instead of the arrival guider, the thickness or density of the thread-like molten resin, or the hardness, mesh size, or form of the knitting resin is varied. According to the present embodiment, by replacing the hard-to-attach guider, the thickness or density of the thread-shaped molten resin can be varied, or the hardness, mesh size, or form of the knitted resin can be varied.

  A knitted resin manufacturing method according to a twenty-third embodiment of the present invention includes a molten resin having at least a first pool chamber and a second pool chamber as a resin pool, and leading to the first pool chamber, The molten resin led to the pool chamber is a different component. According to the present embodiment, it is possible to form a plurality of layers of knitted resin made of different materials.

  According to a twenty-fourth embodiment of the present invention, in the knitted resin manufacturing method according to the twenty-third embodiment, in the molding step, a part of the filamentous molten resin is brought into contact with the difficult-to-attach guider and then is transferred from the opening to the cooling water tank. The remaining filamentous molten resin is guided from the opening to the cooling water tank without contacting the hard-to-attach guider. According to the present embodiment, the molten resin guided from the opening to the cooling water tank after contacting the hard-to-attach guider has a higher density than the molten resin guided from the opening to the cooling water tank without contacting the hard-to-attach guider. Therefore, the knitted resin whose outer peripheral part is dense with respect to the inner peripheral part can be formed.

  According to a twenty-fifth embodiment of the present invention, in the method for manufacturing a knitted resin according to the twenty-third or twenty-fourth embodiment, the temperature of the first pool chamber and the second pool chamber is adjusted separately. It is. According to the present embodiment, since the thickness or density of the molten resin flowing from the bottom hole changes depending on the melting temperature, it is possible to form a plurality of knitted resins having different thicknesses or densities of the molten resin.

  In the twenty-sixth embodiment of the present invention, the height of the resin pool is changed in the knitted resin manufacturing method according to any of the twenty-third to twenty-fifth embodiments. According to the present embodiment, by changing the distance from the resin pool to the water surface, the thickness or density of the molten resin changes, so the hardness of the formed knitted resin or the size of the mesh can be changed. .

  The twenty-seventh embodiment of the present invention changes the position of the hard-to-attach guider in the knitted resin manufacturing method according to any of the twenty-third to twenty-sixth embodiments. According to the present embodiment, by changing the position of the hard-to-attach guider in the front-rear and left-right directions with respect to the resin pool, it is possible to change the number of thread-like molten resins in contact with the hard-to-attach guider, and between the hard-to-attach guider and the resin pool. By changing the distance or the distance between the hard-to-attach guider and the water surface, the thickness or density of the molten resin can be changed.

  In the twenty-eighth embodiment of the present invention, the height of the hard-to-attach guider is changed in the knitted resin manufacturing method according to any of the twenty-third to twenty-seventh embodiments. According to the present embodiment, by changing the distance from the resin pool to the difficult-to-attach guider or the distance from the difficult-to-attach guider to the water surface, the thickness or density of the molten resin changes, The hardness or mesh size can be changed.

  In the twenty-ninth embodiment of the present invention, in the knitted resin manufacturing method according to any of the twenty-third to twenty-eighth embodiments, vibration is applied to the hard-to-attach guider. According to the present embodiment, the hardness of the knitted resin formed or the mesh size can be changed depending on the magnitude of vibration in the hard-to-attach guider.

  The thirtieth embodiment of the present invention applies vibration to the cooling water tank in the knitted resin manufacturing method according to any of the twenty-third to twenty-ninth embodiments. According to the present embodiment, the water surface vibrates, the strength of adhesion between the filamentous molten resins is increased, and air permeability and elasticity due to random entanglement can be imparted.

  The thirty-first embodiment of the present invention is a method for producing a knitted resin according to any of the twenty-third to thirty-third embodiments, and changes the speed at which the knitted resin formed by being cooled in the cooling water tank is caught and pulled. To do. According to the present embodiment, the cooling time of the knitted resin in the cooling water tank can be changed.

  The thirty-second embodiment of the present invention is to change the water surface height of the cooling water in the cooling water tank in the knitted resin manufacturing method according to any of the twenty-third to thirty-first embodiments. According to this embodiment, since the thickness or density of the molten resin is changed by changing the distance from the resin pool to the water surface, the hardness or mesh size of the formed knitted resin can be changed.

Embodiments of the present invention will be described below in detail with reference to the drawings.
Fig.1 (a) is a block diagram of the knitted resin manufacturing apparatus by one Example of this invention. FIG.1 (b) has shown the block diagram seen from the AA line | wire of Fig.1 (a).
The apparatus for producing a knitted resin according to the present embodiment includes an extruder 20 that extrudes molten resin, a resin pool 30 that receives the molten resin extruded from the extruder 20 and causes the molten resin to flow down from a large number of holes in the bottom surface 31 into a thread shape. In addition, a hard-to-attach guider 40 that receives a thread-like molten resin (hereinafter, thread-like molten resin) 11 that flows down from the resin pool 30 and guides it to the cooling water, and a cooling water tank 50 that stores the cooling water are provided.

The thread-shaped molten resin 11 is formed when it flows down from the hole in the bottom surface 31 of the resin pool 30.
The cooling water tank 50 includes a rotating roller 60 that hooks and pulls the knitting resin 12 formed by cooling the filamentous molten resin 11 in the cooling water tank 50.

  The extruder 20 melts and kneads the thermoplastic resin at a predetermined temperature to obtain a molten resin, and extrudes the molten resin to the resin pool 30 at a predetermined extrusion speed. Here, as the thermoplastic resin, for example, polyethylene, polypropylene, polyvinyl chloride, polystyrene, polyvinyl acetate, polytetrafluoroethylene, acrylonitrile butadiene styrene resin or the like may be used alone or in combination. In addition, the thermoplastic resin used as a raw material can recycle used and collected packaging containers and agricultural vinyl.

  The difficult-to-attach guider 40 has an opening 41 formed below the cylinder part and an inclined part 42 formed around the upper part of the cylinder part forming the opening 41. A watering nozzle 43 is provided at the upper end of the inclined portion 42. The watering nozzle 43 may be disposed above the outer periphery of the inclined portion 42. Water is sprayed from the watering nozzle 43 onto the inner peripheral surface of the inclined portion 42. By the spray of water from the watering nozzle 43, the filamentous molten resin 11 flows down without adhering to the inner peripheral surface of the inclined portion 42. For example, when the inclined portion 42 is gently inclined and the thread-like molten resin 11 is likely to adhere to the inner peripheral surface of the inclined portion 42, the water spray from the watering nozzle 43 is effective. Moreover, you may comprise the watering nozzle 43 by the opening provided in the pipe wall. In this case, a watering pipe is disposed at the upper end of the inclined portion 42, and an opening provided in the watering pipe serves as the watering nozzle 43.

  The rotation roller 60 includes a first rotation roller 61 that pulls the knitting resin 12 downward, a second rotation roller 62 that moves the knitting resin 12 from one side of the cooling water tank 50 to the other while suppressing the knitting resin 12 from floating up. A third rotating roller 63 that pulls out the cooled knitting resin 12 from the cooling water tank 50 and sends it out, a rotating roller 64 that guides the knitting resin 12, and a sliding plate 65 are provided.

  The molten resin extruded from the extruder 20 to the resin pool 30 flows down as a thread-shaped molten resin 11 from the hole in the bottom surface 31 of the resin pool 30. At this time, a part of the filamentous molten resin 11 reaches the inclined portion 42 and then is guided to the cooling water tank 50 from the opening 41, and the remaining filamentous molten resin 11 does not reach the inclined portion 42 from the opening 41. It is guided to the cooling water tank 50. The thread-shaped molten resin 11 guided to the cooling water tank 50 from the opening 41 after reaching the inclined part 42 has a density compared to the thread-shaped molten resin 11 guided to the cooling water tank 50 from the opening 41 without reaching the inclined part 42. Since it becomes high, the knitted resin 12 whose outer peripheral part is dense with respect to the inner peripheral part can be formed.

The apparatus for producing knitted resin according to the present embodiment vibrates the resin pool moving means 71 for changing the height of the resin pool 30, the hard-to-wear guider moving means 72 for changing the position of the hard-to-wear guider 40, and the hard-to-wear guider 40. Guider vibration imparting means 73 for imparting vibration, water surface vibration imparting means 74 for imparting vibration to the cooling water tank 50, water surface changing means 75 for changing the height 51 of the cooling water in the cooling water tank 50, and the rotational speed of the rotating roller 60 And speed changing means 76 for changing.
The hard-to-wear guider moving means 72 can change the height of the hard-to-wear guider 40. Further, the hard-to-attach guider moving means 72 can change the position of the hard-to-attach guider 40 forward, backward, left and right with respect to the resin pool 30.

  The production method of the knitted resin according to the present embodiment includes an extrusion step of extruding the molten resin from the extruder 20, and the molten resin extruded from the extruder 20 received by the resin pool 30, and a large number of holes in the bottom surface 31 of the resin pool 30. And a forming step of guiding the molten molten resin 11 flowing down from the resin pool 30 to the cooling water by the hard-to-attach guider 40. In the molding step, a part of the thread-shaped molten resin 11 is brought into contact with the difficult-to-attach guider 40 and then guided from the opening 41 to the cooling water tank 50, and the remaining thread-shaped molten resin 11 is opened without contacting the difficult-to-attach guider 40. Guide from the portion 41 to the cooling water tank 50.

  The apparatus for producing knitted resin according to the present embodiment changes the thickness or density of the filamentous molten resin 11 by changing the distance from the resin pool 30 to the water surface 51 by the resin pool moving means 71. The hardness of the resin 12 or the size of the mesh can be changed.

  Further, the knitted resin manufacturing apparatus according to the present embodiment changes the position of the difficult-to-attach guider 40 forward, backward, left, and right with respect to the resin pool 30 by the difficult-to-attach guider moving means 72, thereby reaching the inclined portion 42. The number of the resins 11 can be changed, and the thickness or density of the thread-shaped molten resin 11 can be changed by changing the distance between the hard-to-attach guider 40 and the resin pool 30 or the distance between the hard-to-attach guider 40 and the water surface 51. Can do. Moreover, the density of the filamentous molten resin 11 can be changed by changing the angle of the inclined portion 42 of the hard-to-attach guider 40.

  Further, in the apparatus for producing knitted resin according to the present embodiment, the strength of the adhesion between the filamentous molten resins 11 is increased by vibrating the difficult-to-attach guider 40 by the guider vibration applying means 73, and air permeability due to random entanglement or Elasticity can be imparted.

  Further, in the knitted resin manufacturing apparatus according to the present embodiment, the water surface 51 is vibrated by the water surface vibration applying means 74, thereby causing the strength of the adhesion between the filamentous molten resins 11 to be increased, and the air permeability and elasticity due to random entanglement are increased. Can be granted.

  Further, the knitted resin manufacturing apparatus according to the present embodiment is formed because the thickness or density of the thread-shaped molten resin 11 is changed by changing the distance from the hard-to-attach guider 40 to the water surface 51 by the water surface changing means 75. The hardness or mesh size of the knitting resin 12 can be changed.

  Further, the knitting resin manufacturing apparatus according to the present embodiment changes the rotational speed of the rotary roller 60 by the speed changing means 76, so that the density and elasticity of the thread-shaped molten resin 11 and the knitting resin 12 and the inside of the cooling water tank 50 are changed. The cooling time of the knitting resin 12 can be changed.

  FIG. 2 is a block diagram showing an embodiment of a resin pool applicable to the knitted resin production apparatus of the present invention. In the following description, the same components are denoted by the same reference numerals and a part of the description is omitted.

2A shows a side configuration diagram and a bottom surface of the first resin pool, and FIG. 2B shows a side configuration diagram and a bottom surface of the second resin pool.
The resin pool 30 includes at least a first resin pool 30A and a second resin pool 30B, and the second resin pool 30B is attached instead of the first resin pool 30A, so that the thick fiber-shaped molten resin 11 is thickened. The thickness or density, or the hardness, mesh size, or form of the knitted resin 12 can be varied.
The first resin pool 30A and the second resin pool 30B have different diameters of the holes 32A and 32B formed in the bottom surface (hole diameter plate) 31. The diameter of the hole 32B of the second resin pool 30B is made smaller than the diameter of the hole 32A of the first resin pool 30A. Thus, the thin thread-shaped molten resin 11 can be obtained by making the diameter of the hole 32B smaller than the diameter of the hole 32A. In addition, while making the diameters of the holes 32A and 32B different, or instead of making the diameters of the holes 32A and 32B different, the number and arrangement of the holes 32A and 32B may be made different. The density of the holes 32A and 32B with respect to the bottom surface (hole diameter plate) 31 may be varied.
According to the present embodiment, by replacing the resin pool 30, the thickness or density of the thread-shaped molten resin 11 can be varied, or the hardness, mesh size, or form of the knitted resin 12 can be varied. In addition, without replacing the resin pool 30, only the bottom surface 31 of the resin pool 30, that is, a discharge hole plate in which at least one of the diameter, density, number, and arrangement of holes through which the molten resin flows down in a string shape is different ( Only the hole diameter plate may be replaced.

FIG. 2C shows a side view and a bottom view of the third resin pool.
The third resin pool 30C divides the interior of the resin pool 30C into a first pool chamber 34A, a second pool chamber 34B, and a third pool chamber 34C by a partition plate 33. The first extruder 20A is disposed in the first pool chamber 34A, the second extruder 20B is disposed in the second pool chamber 34B, and the third extruder is disposed in the third pool chamber 34C. The machine 20C is arranged.
According to the present embodiment, the resin pool 30C is partitioned into at least a first pool chamber 34A and a second pool chamber 34B by the partition plate 33, and the first extruder 20A is provided in the first pool chamber 34A. By arranging the second extruder 20B in the second pool chamber 34B, for example, the components of the thread-like molten resin 11 extruded from the respective extruders 20A, 20B can be made different, A layer of knitted resin 12 can be formed.
Here, the partition plate 33 is preferably movable. By changing the position of the partition plate 33, the size of the first pool room 34A, the second pool room 34B, and the third pool room 34C is increased. The thickness of each layer of the plural layers of knitted resin 12 can be changed.

FIG. 2D shows a side configuration diagram and a bottom surface of the fourth resin pool.
In the fourth resin pool 30D, a hole 32A is formed in the bottom surface 31 of the first pool chamber 34A and the third pool chamber 34C, and a hole 32B is formed in the bottom surface 31 of the second pool chamber 34B. . As already described, the diameter of the hole 32B is smaller than the diameter of the hole 32A.
Like the fourth resin pool 30D, the diameters of the holes 32A and 32B of the respective pool chambers 34A, 34B, and 34C are made different so that the thickness of the thread-like molten resin 11 of each layer in the plurality of layers of the knitted resin 12 is increased. Or the density can also be changed. It is to be noted that by making at least one of the diameter, density, number, and arrangement of the holes 32A, 32B of the respective pool chambers 34A, 34B, 34C different from each other, the thread-like melt flowing down from the respective pool chambers 34A, 34B, 34C The thickness or density of the resin 11 can be made different, and the knitted resin 12 in which at least one of hardness, density, and form is partially different can be formed. Moreover, you may use without providing the partition plate 33 which partitions off each pool room 34A, 34B, 34C.

In the third resin pool 30C and the fourth resin pool 30D, the first molten resin extruded from the first extruder 20A, the second molten resin extruded from the second extruder 20B, and the third extruder By using the third molten resin extruded from 20C as a different component, it is possible to form a plurality of layers of knitted resin 12 having different materials. The different components include those due to differences in the pigments contained.
In addition, a heater capable of separately adjusting the temperature of the first pool room 34A, the second pool room 34B, and the third pool room 34C is provided, and the first pool room 34A, the second pool room 34B, Since the thickness or density of the thread-like molten resin 11 flowing from the holes 32A and 32B of the bottom surface 31 is changed by setting the third pool chamber 34C to a different melting temperature, the thickness or density of the thread-like molten resin 11 is different. A plurality of layers of knitting resin 12 can be formed.

FIG. 2E shows a side view and a bottom view of the fifth resin pool.
The diameters of the holes 32A and 32B formed in the bottom surface 31 of the fifth resin pool 30E are different between the holes 32A located on the outer peripheral portion of the bottom surface 31 and the holes 32B located on the inner peripheral portion.
According to the fifth resin pool 30E, the thickness or density of the thread-shaped molten resin 11 varies depending on the diameters of the holes 32A and 32B, so that the knitted resin 12 having different thickness or density is formed between the outer peripheral portion and the inner peripheral portion. Can do. In addition, by changing at least one of the diameter, the density, and the number per unit area of the holes 32A and 32B through which the molten resin flows down in the form of a thread between the outer peripheral portion and the inner peripheral portion of the resin pool 30E, the resin The thickness and density of the thread-like molten resin 11 flowing down from the outer peripheral portion of the pool 30E and the thread-like molten resin 11 flowing down from the inner peripheral portion of the resin pool 30E can be made different, and at least one of hardness, density, and form is a part. Different knitting resins 12 can be formed.

FIG. 2F shows a side configuration diagram and a bottom surface of the sixth resin pool.
In the sixth resin pool 30F, the arrangement of the holes 32A on the bottom surface 31 is different from that of the fifth resin pool 30E.
Depending on the arrangement of the holes 32A on the bottom surface 31, the knitting resin 12 having different hardness, mesh size, or form can be formed, and therefore the sixth resin pool 30F is attached instead of the fifth resin pool 30E. Thus, the thickness or density of the filamentous molten resin 11 or the hardness, mesh size, or form of the knitted resin 12 can be varied.
In addition, by arranging a plurality of extruders 20A, 20B, and 20C in the first resin pool 30A and the second resin pool 30B, uniform filament-like melting from the first resin pool 30A and the second resin pool 30B The resin 11 can flow down.

  FIG. 3 to FIG. 5 are configuration diagrams showing an embodiment of a difficult-to-attach guider applicable to the knitted resin manufacturing apparatus of the present invention. In the following description, the same components are denoted by the same reference numerals and a part of the description is omitted.

Fig.3 (a) shows the side surface block diagram of the 1st difficulty adhesion guider, and FIG.3 (b) has shown the side surface configuration diagram of the 2nd difficulty adhesion guider.
As the hard-to-wear guider 40, at least the first hard-to-wear guider 40A and the second hard-to-wear guider 40B are provided, and the second hard-to-wear guider 40B is attached in place of the first hard-to-wear guider 40A. The density of the molten resin 11 can be varied.
The first difficulty guider 40A and the second difficulty guider 40B have an inclination angle of the inclined portion 42B of the second difficulty guider 40B that is greater than the inclination angle of the inclined portion 42A of the first difficulty guider 40A. It is small.
Thus, the knitting resin 12 from which the density of the thread-like molten resin 11 differs can be obtained by varying the inclination angle of inclination part 42A, 42B.

4A shows a side configuration diagram and a plan configuration diagram of the third difficult-to-attach guider, and FIG. 4B shows a side configuration diagram and a plan configuration diagram of the fourth difficult-to-attach guider.
In the third difficult-to-attach guider 40C, the shape of the opening 41C is a square, and the shape of the inclined portion 42C is a quadrangular frustum shape formed by a combination of four flat plates.
On the other hand, in the fourth hard-to-attach guider 40D, the shape of the opening 41D is circular, and the shape of the inclined portion 42D is frustoconical.
Thus, the form of the knitting resin 12 can be made different by replacing the hard-to-attach guiders 40C and 40D having different shapes of the openings 41C and 41D or the inclined portions 42C and 42D.
In addition, although not shown in figure, the hardness of the knitting resin 12, the magnitude | size of a mesh, or a form can be varied by replacing | exchanging the hard-wearing guider 40 from which the magnitude | size of the opening part 41 differs.

Fig.5 (a) shows the side cross-section block diagram of the 5th difficult-to-attach guider, and FIG.5 (b) has shown the same plane block diagram.
The fifth difficult-to-attach guider 40E forms a plurality of openings 41E, and forms inclined parts 42E around these openings 41E.
In this embodiment, the opening 41E is rectangular.
Thus, by forming a plurality of rectangular openings 41E, a plurality of knitting resins 12 having a rectangular cross section can be manufactured simultaneously.
In addition, although illustration is abbreviate | omitted in FIG. 5, it is preferable to provide the watering nozzle 43. FIG.

  6 to 9 are conceptual diagrams showing initial steps of a method for producing a knitted resin according to an embodiment of the present invention.

As shown in FIG. 6, the weight 80 is positioned below the hard-to-attach guider 40 at the start of manufacturing. The upper surface of the weight 80 is preferably positioned above the water surface 51.
With the weight 80 positioned below the hard-to-attach guider 40, the molten resin is extruded from the extruder 20 to the resin pool 30.
The molten resin pushed into the resin pool 30 flows down from the hole in the bottom surface 31 of the resin pool 30 as the thread-shaped molten resin 11.
A part of the filamentous molten resin 11 reaches the inclined portion 42 and then is guided to the cooling water tank 50 from the opening 41, and the remaining filamentous molten resin 11 does not reach the inclined portion 42 and passes from the opening 41 to the cooling water tank 50. Led to.
At this time, since the weight 80 exists, the thread-like molten resin 11 adheres to the weight 80.

Next, as shown in FIG. 7, the weight 80 to which the thread-like molten resin 11 is adhered is submerged in the cooling water tank 50.
The weight 80 submerged in the cooling water tank 50 is moved as shown in FIGS. 8 and 9 by guide means (not shown).
After reaching the state of FIG. 7 or the state of FIG. 8, the rotating roller 60 is rotated. The first rotating roller 61 can be drawn into the cooling water, and the second rotating roller 62 can suppress the rising from the cooling water.
After the state shown in FIG. 9, the molten resin is continuously extruded from the extruder 20, whereby the thread-shaped molten resin 11 flows down and is continuously led out of the cooling water tank 50 as the knitted resin 12.

  FIG. 10 is a block diagram showing still another embodiment of a difficult-to-attach guider applicable to the knitted resin manufacturing apparatus of the present invention. In addition, since it is the same as that of the structure shown in FIG. 1 except a hard-to-wear guider, while omitting illustration, the same code | symbol is attached | subjected to the same member and description is abbreviate | omitted.

As shown in FIG. 10A, the difficult-to-attach guider 40 </ b> F according to the present embodiment includes a pair of pressing rollers 44 on the two opposing side surfaces of the cylindrical portion that forms the opening 41. The pressing roller 44 is preferably provided in a plurality of stages, and in the illustrated case, three stages are provided. Further, the interval between the pair of lower pressing rollers 44 is narrower than the pair of upper pressing rollers 44.
Concavities and convexities are formed on the surface of the pressing roller 44 as will be described below, and the concavities and convexities are formed on the front and back surfaces of the knitting resin 12 by the concavities and convexities.

FIGS. 10B and 10C show the pressing roller 44A according to the first embodiment. FIG. 10B is a front view, and FIG. 10C is a side view.
In the pressing roller 44A according to the first embodiment, a plurality of ring portions 46A are provided coaxially with the cylindrical rotating body 45A with a predetermined interval. Due to the convex shape of the ring portion 46A, grooves are formed on the front and back surfaces of the knitted resin 12 in the moving direction.

10D and 10E show the pressing roller 44B according to the second embodiment. FIG. 10D is a front view, and FIG. 10E is a side view.
The pressing roller 44B according to the second embodiment is provided with a plurality of streak portions 46B at predetermined intervals in the axial direction of the cylindrical rotating body 45B. Due to the convex shape of the streaks 46B, grooves are formed on the front and back surfaces of the knitted resin 12 in a direction perpendicular to the moving direction.

FIGS. 10F and 10G show the pressing roller 44C according to the third embodiment. FIG. 10 (f) is a front view and FIG. 10 (g) is a side view.
The pressing roller 44C according to the third embodiment is provided with a plurality of convex portions 46C in a staggered manner on the surface of the cylindrical rotating body 45C. Due to the convex shape of the convex portion 46 </ b> C, concave portions are formed on the front and back surfaces of the knitted resin 12.

FIGS. 10H and 10I show a pressing roller 44D according to the fourth embodiment. FIG. 10 (h) is a front view and FIG. 10 (i) is a side view.
The pressing roller 44D according to the fourth embodiment is provided with a plurality of concave portions 46D in a staggered manner on the surface of the cylindrical rotating body 45D. Due to the concave shape of the concave portion 46D, convex portions are formed on the front and back surfaces of the knitted resin 12.

  According to the knitted resin manufacturing apparatus of the present invention, the thickness or density of the thread-shaped molten resin flowing down from the resin pool can be varied, and knitted resin having at least one of hardness, density, and form partially different is formed. can do.

DESCRIPTION OF SYMBOLS 11 Threaded molten resin 12 Knitted resin 20 Extruder 30 Resin pool 30A 1st resin pool 30B 2nd resin pool 30C 3rd resin pool 30D 4th resin pool 30E 5th resin pool 30F 6th resin pool 31 Bottom surface 32A, 32B Hole 33 Partition plate 34A First pool chamber 34B Second pool chamber 34C Third pool chamber 40 Difficult guider 40A First difficult guider 40B Second difficult guider 40C Third difficulty Guider 40D Fourth difficult-to-attach guider 41 Opening 42 Inclined part 50 Cooling water tank 51 Water surface 60 Rotating roller 61 First rotating roller 62 Second rotating roller 71 Resin pool moving means 72 Difficult-to-attach guider moving means 73 Guider vibration imparting means 74 Water surface vibration applying means 75 Water surface changing means 76 Speed changing means

Claims (32)

An extruder for extruding the molten resin, a resin pool that receives the molten resin extruded from the extruder and flows the molten resin in a filament shape from a number of holes on the bottom surface, and a cooling water tank for storing cooling water, A knitted resin manufacturing apparatus for forming a knitted resin by cooling the molten molten resin flowing down from the resin pool with the cooling water,
The resin pool has at least a first pool room and a second pool room,
At least one of the diameter, density, number, and arrangement of the holes through which the molten resin flows down in a string is made different between the first pool chamber and the second pool chamber. Knitting resin production equipment.   2. The knitted resin manufacturing apparatus according to claim 1, wherein the resin pool is partitioned by a partition plate to form the first pool chamber and the second pool chamber.   The first molten resin is disposed in the first pool chamber, the second extruder is disposed in the second pool chamber, and the first molten resin is extruded from the first extruder. The apparatus for producing a knitted resin according to claim 1, wherein the second molten resin extruded from the second extruder is a different component.   The apparatus for producing a knitted resin according to any one of claims 1 to 3, wherein the temperature of the first pool chamber and the second pool chamber can be adjusted separately.   The apparatus for producing knitted resin according to any one of claims 1 to 4, further comprising a resin pool moving means for changing a height of the resin pool. Disposing a discharge hole plate on the bottom surface of the resin pool,
The knitted resin manufacturing apparatus according to any one of claims 1 to 5, wherein the discharge hole plate is formed with a plurality of holes through which the molten resin flows down in a string shape.   The apparatus for producing knitted resin according to any one of claims 1 to 6, further comprising water surface vibration applying means for applying vibration to the cooling water tank.   A rotation roller for hooking and pulling the knitting resin formed by cooling the filamentary molten resin in the cooling water tank, and speed changing means for changing a rotation speed of the rotation roller. An apparatus for producing a knitted resin according to any one of claims 1 to 7.   As the rotating roller, the first rotating roller that pulls the knitting resin downward, and the second rotating roller that moves the knitting resin from one side of the cooling water tank to the other while suppressing the lifting of the knitting resin. The apparatus for producing a knitted resin according to claim 8, wherein the apparatus is provided.   The apparatus for producing knitted resin according to any one of claims 1 to 9, further comprising a water surface changing means for changing a water surface height of the cooling water in the cooling water tank. An extruder for extruding the molten resin, a resin pool that receives the molten resin extruded from the extruder and flows the molten resin in a filament shape from a number of holes on the bottom surface, and a cooling water tank for storing cooling water, A knitted resin manufacturing apparatus for forming a knitted resin by cooling the molten molten resin flowing down from the resin pool with the cooling water,
At least one of the diameter, density, and number per unit area of the holes through which the molten resin flows down in a thread form is different between the outer peripheral portion of the resin pool and the inner peripheral portion of the resin pool. An apparatus for producing a knitted resin. An extruder for extruding the molten resin, a resin pool that receives the molten resin extruded from the extruder and flows the molten resin in a filament shape from a number of holes on the bottom surface, and a cooling water tank for storing cooling water, A knitted resin manufacturing apparatus for forming a knitted resin by cooling the molten molten resin flowing down from the resin pool with the cooling water,
An apparatus for producing knitted resin, wherein at least the first extruder and the second extruder are arranged in the resin pool.   The resin pool is partitioned by a partition plate to form a first pool chamber and a second pool chamber, the first extruder is disposed in the first pool chamber, and the second The apparatus for producing knitted resin according to claim 12, wherein the second extruder is disposed in a pool chamber.   The knitted resin according to claim 13, wherein the first molten resin extruded from the first extruder and the second molten resin extruded from the second extruder are different components. Manufacturing equipment. An extruder for extruding the molten resin, a resin pool that receives the molten resin extruded from the extruder and flows the molten resin in a filament shape from a number of holes on the bottom surface, and a cooling water tank for storing cooling water, A knitted resin manufacturing apparatus for forming a knitted resin by cooling the molten molten resin flowing down from the resin pool with the cooling water,
It is characterized in that at least one of the diameter, density, and number per unit area of the holes through which the molten resin flows down in a string is made different between one of the resin pools and the other of the resin pools. Knitting resin production equipment. Providing a hard-to-attach guider that receives the filamentous molten resin flowing down from the resin pool and leads it to the cooling water;
The hard-to-wear guider has an opening, and an inclined part formed around the upper part of the opening,
A part of the filamentous molten resin reaches the inclined portion and then is guided to the cooling water tank from the opening, and the remaining filamentous molten resin reaches the cooling water tank from the opening without reaching the inclined portion. The apparatus for producing a knitted resin according to any one of claims 1 to 15, wherein   The apparatus for producing a knitted resin according to claim 16, further comprising a hard-to-wear guider moving means for changing a position of the hard-to-wear guider.   The knitted resin manufacturing apparatus according to claim 16 or 17, wherein a height of the hard-to-wear guider is changed by the hard-to-wear guider moving means.   The apparatus for producing knitted resin according to any one of claims 16 to 18, further comprising guider vibration imparting means for imparting vibration to the hard-to-attach guider. A knitted resin manufacturing method using the knitted resin manufacturing apparatus according to any one of claims 1 to 19,
As the resin pool, at least the first resin pool and the second resin pool,
The first resin pool and the second resin pool are different from each other in at least one of the diameter, density, number, and arrangement of the holes through which the molten resin flows down in a thread shape,
By attaching the second resin pool instead of the first resin pool, at least one of the thickness and density of the thread-shaped molten resin is changed, and the hardness of the knitted resin, the size of the mesh, or A method for producing a knitted resin, wherein at least one of the forms is different. A knitted resin manufacturing method using the knitted resin manufacturing apparatus according to any one of claims 1 to 19,
Having a plurality of discharge hole plates in which at least one of the diameter, density, number, and arrangement of holes through which the molten resin flows down in a thread form is different;
By replacing the discharge hole plate, at least one of the thickness and density of the thread-shaped molten resin is made different, and at least one of the hardness, the mesh size, or the form of the knitted resin is made different. A method for producing a knitted resin. A knitted resin manufacturing method using the knitted resin manufacturing apparatus according to any one of claims 1 to 19,
As the hard-to-wear guider, at least the first hard-to-wear guider and the second hard-to-wear guider,
The first difficult-to-attach guider and the second difficult-to-attach guider differ in the size or shape of the opening, or the inclination angle or shape of the inclined portion,
By attaching the second difficult-to-attach guider instead of the first difficult-to-attach guider, the thickness or density of the thread-like molten resin, or the hardness, mesh size, or form of the knitted resin is varied. A method for producing a knitted resin. An extrusion process of extruding the molten resin from the extruder;
Receiving the molten resin extruded from the extruder in a resin pool, and a thread-like process of flowing the molten resin into a thread form from a number of holes on the bottom surface of the resin pool;
A method for producing a knitted resin having a molding step for guiding the molten molten resin flowing down from the resin pool to cooling water,
The resin pool has at least a first pool room and a second pool room,
A method for producing a knitted resin, characterized in that the molten resin guided to the first pool chamber and the molten resin guided to the second pool chamber have different components. In the molding step,
A part of the filamentous molten resin is brought into contact with the difficult-to-attach guider and then led to the cooling water tank from the opening, and the remaining filamentous molten resin is led to the cooling water tank from the opening without being in contact with the difficult-to-attach guider. The method for producing a knitted resin according to claim 23.   25. The method for producing a knitted resin according to claim 23, wherein the temperature of the first pool chamber and the second pool chamber are adjusted separately.   The method for producing a knitted resin according to any one of claims 23 to 25, wherein a height of the resin pool is changed.   The method for producing a knitted resin according to any one of claims 23 to 26, wherein the position of the hard-to-attach guider is changed.   The method for producing a knitted resin according to any one of claims 23 to 27, wherein a height of the hard-to-attach guider is changed.   The method for producing a knitted resin according to any one of claims 23 to 28, wherein vibration is applied to the hard-to-attach guider.   30. The method for producing a knitted resin according to any one of claims 23 to 29, wherein vibration is applied to the cooling water tank.   The method for producing a knitted resin according to any one of claims 23 to 30, wherein a speed at which the knitted resin formed by being cooled in the cooling water tank is pulled is changed.   32. The method for producing a knitted resin according to any one of claims 23 to 31, wherein a water surface height of the cooling water in the cooling water tank is changed.